Reproductive factors and risk of breast carcinoma in a study of white and African-American women.
Ursin G, Bernstein L, Wang Y, Lord SJ, Deapen D, Liff JM, Norman SA, Weiss LK, Daling JR, Marchbanks PA, Malone KE, Folger SG, McDonald JA, Burkman RT, Simon MS, Strom BL, Spirtas R.
Ursin G, et al.
Cancer. 2004 Jul 15;101(2):353-62. doi: 10.1002/cncr.20373.
Cancer. 2004.
PMID: 15241834
Free article.